.details_hd{
    height: 584px;
    margin-top: 26px;
}
.details_hd_lf{
    width: 415px;
    height: 100%;
}
.details_hd_lf ul li{
    float: left;
    font-size: 12px;
}
.details_hd_lf ul{
    overflow: hidden;
}
.details_hd_lf>ul li:nth-child(-n+3)::after{
    content: '\e902';
    margin-right: 14px;
    margin-left: 14px;
}
.details_hd_lf .show-pic{
    width: 400px;
    height: 400px;
    border: 1px solid #ededed;
    margin-top: 10px;
    text-align: center;
    line-height: 400px;
}
.details_hd_lf .list-pic{
    margin-top: 60px;
}
.details_hd_lf .list-pic ul li{
    width: 59px;
    height: 57px;
    text-align: center;
    line-height: 53px;
}
.details_hd_lf .list-pic ul li:first-child a::before{
    content: '\e901';
    font-size: 50px;
    color: #dddddd;
}
.details_hd_lf .list-pic ul li:last-child a::after{
    content: '\e902';
    font-size: 50px;
    color: #dddddd;
}
.details_hd_lf .list-pic ul li{
    border: 1px solid transparent;
}
.details_hd_lf .list-pic ul li:nth-child(n+2):hover{
    border: 1px solid #c81623;
}
.details_hd_lf .list-pic ul li:last-child:hover{
    border-color: white;
}
.about_kmdt{
    margin: 22px 0 0 15px;
}
.about_kmdt ul li{
    margin-right: 29px;
}
.about_kmdt ul li:nth-child(2) img,
.about_kmdt ul li:nth-child(3) img,
.about_kmdt ul li:nth-child(4) img{
   margin-top: -3px;
}